Answer
$$11$$
Work Step by Step
The first subscript identifies the row number and the second subscript identifies the column number, so $a_{32}$ is the element of A in the third row and second column:
$$a_{32}=11$$
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.